Dashiqiao City, a county-level city under the jurisdiction of Liaoning Province, is managed by Yingkou City. It is located in the south central part of Liaoning Province, on the left bank of the lower reaches of the Liaohe River, at 122 ° 05 ′ to 123 ° 00 ′ east longitude and 40 ° 19 ′ to 40 ° 56 ′ north latitude, with a total area of 1612.11 square kilometers. Dashiqiao City has a warm temperate semi humid continental monsoon climate. As of 0:00 on November 1, 2020, the permanent population of Dashiqiao City is 607098.

Dashiqiao City was the territory of Youzhou in ancient times. In April of the 35th year of the Republic of China (1946), Yingkou County was established. On November 28, 1992, the establishment of Dashiqiao City (county-level city) in Yingkou County was abolished and entrusted by Yingkou City. As of June 2020, Dashiqiao City has jurisdiction over 4 streets, 13 towns and 2 township level units; The municipal people's government is located in the Meidu Street. There are two railway freight marshalling stations in Dashiqiao City, and Dashiqiao Railway Station is a national first-class station. Shenyang Dalian Expressway and Beijing Shenyang Expressway, Harbin Dalian Highway, Harbin Dalian Electrified Railway and Harbin Dalian High speed Passenger Dedicated Railway run through the whole territory. In 2021, Dashiqiao City will be included in the list of national agricultural product quality safety counties. On June 21, 2021, Dashiqiao City was identified by the Ministry of Agriculture and Rural Affairs as a pilot unit for improving the quality of farmers' cooperatives in the whole county.

In 2019, the regional GDP of Dashiqiao City will reach 33.5 billion yuan, an increase of 6.5%; General public budget revenue reached 2.23 billion yuan, up 0.5%; The per capita disposable income of urban and rural residents was 38400 yuan and 18902 yuan respectively, up 7.6% and 6.8%.